The '''United States Information Agency''' ('''USIA'''), which existed from 1953 to 1999, was a United States agency devoted to public diplomacy
. In 1999, USIA's broadcasting functions were moved to the newly created Broadcasting Board of Governors
, and its exchange and non-broadcasting information functions were given to the newly created Under Secretary of State for Public Diplomacy and Public Affairs
at the U.S. Department of State
. The agency was previously known overseas as the '''United States Information Service''' ('''USIS''').